GRE
The number of positive factors of k, including 1 and k
4
The remainder when ($$123^{4}$$-$$123^{3}$$+$$123^{2}$$-123) is divided by 122
2
The number of values of n that satisfy the three conditions
$$a^{2}$$+$$(\frac{1}{a})^{2}$$
3
y
115
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